For example, a sign near the western terminus of the highway in Santa Monica proclaims this highway the Christopher Columbus Transcontinental Highway.

The portion through Phoenix is named the Papago Freeway , and it is a vital piece of the metropolitan Phoenix freeway system.

Near Buckeye , the freeway has mile markers posted every 0. On the eastbound lanes, mile markers from This name holds true as well for I from its southern terminus to the Durango Curve south of Buckeye Road.

In Tucson, between I mileposts and are interchange ramps connecting I with the northern terminus of I In New Mexico, I more or less follows the former path of U.

I passes through three Southern New Mexico municipalities of regional significance before the junction with I Lordsburg , Deming , and Las Cruces.

Several exits between Lordsburg and Deming are either for former towns including Separ , Quincy , and Gage or lack any town at all.

In this stretch, the frontage roads are Gateway East for the eastbound lanes and Gateway West for the westbound lanes.

All four frontage roads are one-way streets. I is the western terminus for Interstate 20 , and the two highways intersect at Scroggins Draw, about 41 miles Southwest of Pecos, at mile marker In Downtown San Antonio, it has a concurrency with Interstate 35 , and throughout most of the northwest side of the city it has a concurrency with U.

S, Route 87 , which begins in Comfort , before turning off and heading east out of the city. Starting in San Antonio, it follows a more direct route of U.

Route 90 , with occasional small concurrences. In Houston , from the western suburb of Katy to downtown, I is commonly known as the Katy Freeway.

The space for the expansion was the right-of-way of the old Missouri-Kansas-Texas Railroad. The section east of downtown Houston is officially known as the East Freeway, although it is widely known by locals as the Baytown East Freeway due to a marketing push by Baytown , one of the largest cities in the Greater Houston Area.

Orange County is on the other side. Continuing into Orange County and passing through the city of Orange at the easternmost end of Texas, and located at the base of the Sabine River Bridge is the last I mile marker in Texas, number , before entering into Louisiana.

In Lafayette , it serves as the southern terminus for Interstate Pictures of water dozens of feet deep several meters during Hurricane Katrina are commonplace.

I and I are parts of what was slated to be I and act as a southern bypass of New Orleans. It passes through the northern sections of Gulfport and Biloxi while passing just north of Pascagoula and Bay St.

I crosses over the border from Jackson County, Mississippi , and it goes through Mobile County in southwestern Alabama.

In Mobile , I is the southern terminus of I For those of us who saw in the theater, the film now appears somewhat dated, but so are all of us, I guess, are dated, too.